#include <stdio.h>

#define SIZE 80

int main()
{
    char s[SIZE];
    int c, i = 0;
    while ((c = getchar()) != EOF)
    {
        if (c == 'k')
            continue;
        s[i] = c;
        i++;
    }
    s[i] = '\0';
    for (i = 0; s[i] != '\0'; i++)
    {
        printf("%c", s[i]);
    }
    return 0;
}